Display screen or portion thereof with graphical user interface



FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.

The evenly spaced broken lines illustrate portions of the display screen or portion thereof with graphical user interface, and form no part of the claimed design.

The dot dash lines illustrate a boundary line and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 